Tema
- Nopal1
- Northwest Envirocon, Inc 1
- Notre Dame Elementary Mother's Club1
- Notre Dame Elementary School1
- Nuestra Casa1
- Nugent Square1
- O Tea Tahiti1
- O'Connor Water Company1
- O.D. Sims1
- O.D.S Ranch1
- OEPA Neighborhood Improvement Initiative1
- OIC1
- OIC-R1
- OICW (JobTrain)1
- OICW/JobTrain1
- OMO1
- Oat Johnson1
- Odia Coates1
- Office Depot1
- Ohlone Indians1